:root {
    color-scheme: dark;
    --bg: #111318;
    --panel: rgba(28, 31, 39, 0.92);
    --panel-border: rgba(255, 255, 255, 0.08);
    --text: #f7f7fa;
    --muted: #a7acb8;
    --soft: #777e8e;
    --primary: #ff5f9e;
    --primary-strong: #ff3f8b;
    --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
}

* {
    box-sizing: border-box;
}

html,
body {
    min-height: 100%;
    margin: 0;
}

body {
    background:
        radial-gradient(circle at 50% 15%, rgba(255, 95, 158, 0.12), transparent 34rem),
        linear-gradient(180deg, #151821 0%, var(--bg) 100%);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.page-shell {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.jump-card {
    width: min(100%, 540px);
    padding: 42px 34px 32px;
    text-align: center;
    border: 1px solid var(--panel-border);
    border-radius: 22px;
    background: var(--panel);
    box-shadow: var(--shadow);
    backdrop-filter: blur(16px);
}

.brand-mark {
    width: 64px;
    height: 64px;
    margin: 0 auto 18px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: rgba(255, 95, 158, 0.12);
    border: 1px solid rgba(255, 95, 158, 0.25);
}

.brand-mark span {
    width: 26px;
    height: 26px;
    display: block;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 0 22px rgba(255, 95, 158, 0.7);
}

.eyebrow {
    margin: 0 0 10px;
    color: var(--primary);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.24em;
}

h1 {
    margin: 0;
    color: var(--text);
    font-size: clamp(24px, 5vw, 32px);
    line-height: 1.35;
}

.description {
    margin: 18px auto 0;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.9;
}

.description strong {
    padding: 0 4px;
    color: var(--primary);
    font-size: 20px;
}

.progress-track {
    width: 100%;
    height: 5px;
    margin-top: 25px;
    overflow: hidden;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.07);
}

.progress-bar {
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--primary), var(--primary-strong));
    transition: width 0.35s ease;
}

.enter-button {
    width: 100%;
    margin-top: 24px;
    padding: 15px 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    border: 0;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary), var(--primary-strong));
    color: #fff;
    cursor: pointer;
    font-size: 16px;
    font-weight: 700;
    box-shadow: 0 10px 22px rgba(255, 63, 139, 0.22);
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.enter-button:hover:not(:disabled) {
    transform: translateY(-2px);
}

.enter-button:disabled {
    cursor: wait;
    opacity: 0.55;
}

.arrow {
    font-size: 19px;
}

.status-text {
    min-height: 20px;
    margin: 18px 0 0;
    color: var(--soft);
    font-size: 13px;
    line-height: 1.6;
}

.page-footer {
    margin-top: 22px;
    color: rgba(255, 255, 255, 0.36);
    font-size: 12px;
}

@media (max-width: 520px) {
    .page-shell {
        padding: 18px;
    }

    .jump-card {
        padding: 34px 22px 26px;
        border-radius: 18px;
    }
}